//
// Created by 吴锐 on 2022/2/26.
//

#include "iostream"

using namespace std;

class Base {
public:
    static int m_A;
};
int Base::m_A = 100;

class Son : public Base {
public:
    static int m_A;
};
int Son::m_A = 200;

void test01(){
    Son s;
    cout << s.m_A << endl;
    cout << s.Base::m_A << endl;

    cout << Son::m_A << endl;
    cout << Base::m_A << endl;
    cout << Son::Base::m_A << endl;
}

int main(){
    test01();
    return 0;
}